13191-5239 I 516 (HD 115595)

 
 
13h 19m 05.43s -52° 39' 17.4" P.A. 351.00 sep 0.1 mag 8.17,9.54 Sp F5/6V dist. 94.07 pc (306.86 l.y.)
 
 
Coord 2000 13191-5239 Discov num I   516 Comp Coord arcsec 2000 13 19 05.43 -52 39 17.4
Date first 1912 Date last 2020 Obs 19
Pa first 193 Pa last 350.7 P.A. Now (θ) 350.7°
Sep first 0.9 Sep last 0.07 Sep. Now (ρ) 0.07"
Mag pri 8.17 Mag sec 9.54 delta mag (ΔM) 1.37 Spectral class F5/6V (yellow-white)
Pri motion ra -062 Sec motion ra
Pri motion dec -022 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 115595 Constellation Centaurus SAO 240733 HIP 64982
Tycho2 8649-00208-1 Gaia DR2 6068464471976912768 HD 115595 CD CD-51 7425
CP CP-51 5961 Distance 94.07 Distance ly 306.86
 
 
ORBITAL ELEMENTS
 
 
Period (P)300y Periastron (T)2083.04y Semi-major axis (a)0.77a
Eccentricity (e)0.653 Inclination (i)89° Longitude of periastron (ω)238.9°
Node (Ω)186.5° Notes ReferenceTok2020g
Equinox2000 Last observation2020 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 195.4 0.121
2001 196.1 0.112
2002 196.9 0.103
2003 197.9 0.094
2004 199.1 0.085
2005 200.6 0.076
2006 202.4 0.067
2007 204.9 0.058
2008 208.2 0.049
2009 213.0 0.040
2010 220.4 0.032
2011 232.4 0.025
2012 252.7 0.019
2013 281.8 0.018
2014 308.9 0.021
2015 326.4 0.027
2016 336.7 0.034
2017 343.1 0.043
2018 347.4 0.051
2019 350.5 0.060
2020 352.7 0.069
2021 354.5 0.078
2022 355.8 0.087
2023 356.9 0.096
2024 357.9 0.106
2025 358.6 0.115
2026 359.3 0.124
2027 359.9 0.133
2028 0.4 0.142
2029 0.8 0.151
2030 1.2 0.160


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds13191-5239a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic